High School Curriculum Explorer · Grades 9–12

Explore the course.
Find your next step.

See what a course builds on, follow a suggested unit path and practice a useful skill. For students, families, homeschoolers, tutors and teachers.

138 original mini-lessons with video choices23 courses9 subject areas

Suggested pathways · Selected standards contributions · No calculus
A starter map, with no accreditation or graduation credit.

Illustrated portrait of Mr. S

Connect the ideas.
Explain the reasoning.

Subject → Course → Unit → Lesson

Choose a course path.

About the standards ↓

Each course has six lessons in three suggested units. Grade ranges guide placement; they are not universal requirements.

Focus on one useful skill

What will you work on?

138 matching lessons

35 minutes

Algebra I

Suggested grades 9–10 · Unit 1: Expressions and equivalent equations

Interpret a Cost Expression

Connect terms, coefficients and factors to a fictional event budget.

▷ 2 teacher video choices: Interpret a Cost Expression
Preview lesson: Interpret a Cost Expression

Goal: Interpret each part of an expression and justify an equivalent form.

Before this: Distributive property Signed arithmetic

Try together: Interpret 8b + 24 for $8 bundles and one fixed charge. Factor it and explain what the factorization reveals.

Subject-content contributionHSA.SSE.A.1.aHigh school · Algebra
Open lesson →: Interpret a Cost Expression
35 minutes

Algebra I

Suggested grades 9–10 · Unit 1: Expressions and equivalent equations

Linear Equations and a Parameter

Preserve equality while solving both numerical and letter-coefficient equations.

▷ 2 teacher video choices: Linear Equations and a Parameter
Preview lesson: Linear Equations and a Parameter

Goal: Solve and verify a linear equation and state an exception for a parameter formula.

Before this: Distributive property Inverse operations

Try together: Solve 5(x+2)=3x+18, then solve mx=12 and discuss m=0.

Subject-content contributionHSA.REI.B.3High school · Algebra
Open lesson →: Linear Equations and a Parameter
35 minutes

Algebra I

Suggested grades 9–10 · Unit 2: Linear models and simultaneous constraints

Two Constraints at a Market Stall

Use a two-equation system to distinguish total items from total revenue.

▷ 3 teacher video choices: Two Constraints at a Market Stall
Preview lesson: Two Constraints at a Market Stall

Goal: Solve a contextual linear system and verify both constraints.

Before this: Linear equations Substitution or elimination

Try together: Solve x+y=11 and 2x+5y=37 by eliminating x. Explain the ordered pair.

Subject-content contributionHSA.REI.C.6High school · Algebra
Open lesson →: Two Constraints at a Market Stall
35 minutes

Algebra I

Suggested grades 9–10 · Unit 2: Linear models and simultaneous constraints

Average Change in a Delivery Model

Interpret a rate over an interval and distinguish it from a starting charge.

▷ 2 teacher video choices: Average Change in a Delivery Model
Preview lesson: Average Change in a Delivery Model

Goal: Calculate average change from a rule and table and state the units and assumptions.

Before this: Function notation Slope between points

Try together: For F(t)=8+2t, calculate average change over [1,5] and interpret the 8 separately.

Subject-content contributionHSF.IF.B.6High school · Functions
Open lesson →: Average Change in a Delivery Model
35 minutes

Algebra I

Suggested grades 9–10 · Unit 3: Quadratics and discrete patterns

Quadratic Roots and a Frame Design

Use factoring and a contextual domain to choose a meaningful quadratic solution.

▷ 2 teacher video choices: Quadratic Roots and a Frame Design
Preview lesson: Quadratic Roots and a Frame Design

Goal: Solve a factorable quadratic and reject a root that violates the stated measurement domain.

Before this: Factoring trinomials Zero-product property

Try together: Solve x²−x−12=0 and check both roots.

Subject-content contributionHSA.REI.B.4.bHigh school · Algebra
Open lesson →: Quadratic Roots and a Frame Design
35 minutes

Algebra I

Suggested grades 9–10 · Unit 3: Quadratics and discrete patterns

Arithmetic and Geometric Sequences

Translate recursive patterns into explicit formulas with a stated first index.

▷ 2 teacher video choices: Arithmetic and Geometric Sequences
Preview lesson: Arithmetic and Geometric Sequences

Goal: Write recursive and explicit rules for two sequences and evaluate a later term.

Before this: Function notation Integer exponents

Try together: Write both rule forms for 10,7,4,1 and 5,15,45,135, with first index 1.

Subject-content contributionHSF.BF.A.2High school · Functions
Open lesson →: Arithmetic and Geometric Sequences
35 minutes

Geometry

Suggested grades 9–11 · Unit 1: Congruence through motion and reasoning

Congruence as a Sequence of Rigid Motions

Specify a transformation sequence instead of judging figures by appearance.

▷ 2 teacher video choices: Congruence as a Sequence of Rigid Motions
Preview lesson: Congruence as a Sequence of Rigid Motions

Goal: Map every vertex of one triangle to another and justify preservation of lengths and angles.

Before this: Coordinate plotting Reflection and translation

Try together: Reflect P(2,−1), Q(5,−1), R(2,1) across the x-axis, then translate by (−3,+2).

Subject-content contributionHSG.CO.B.6High school · Geometry
Open lesson →: Congruence as a Sequence of Rigid Motions
35 minutes

Geometry

Suggested grades 9–11 · Unit 1: Congruence through motion and reasoning

Why SAS Determines a Triangle

Connect a triangle criterion to a rigid-motion argument.

▷ 2 teacher video choices: Why SAS Determines a Triangle
Preview lesson: Why SAS Determines a Triangle

Goal: Explain why two sides and their included angle determine a congruent triangle.

Before this: Rigid motions Included angles

Try together: Apply the same argument when AB=7, AC=4 and angle A=40°, with equal corresponding measurements in DEF.

Subject-content contributionHSG.CO.B.8High school · Geometry
Open lesson →: Why SAS Determines a Triangle
35 minutes

Geometry

Suggested grades 9–11 · Unit 2: Similarity and right-triangle measures

Similar Triangles and a Shadow Estimate

State the similarity assumptions before using a proportion.

▷ 2 teacher video choices: Similar Triangles and a Shadow Estimate
Preview lesson: Similar Triangles and a Shadow Estimate

Goal: Justify a similar-triangle model and calculate a height with labeled corresponding sides.

Before this: Ratios Triangle angle sums

Try together: Use a 2 m reference with a 3 m shadow to estimate the height for a 12 m shadow.

Subject-content contributionHSG.SRT.B.5High school · Geometry
Open lesson →: Similar Triangles and a Shadow Estimate
40 minutes

Geometry

Suggested grades 9–11 · Unit 2: Similarity and right-triangle measures

Right-Triangle Trigonometry in a Diagram

Choose a ratio from a labeled reference angle and check the result.

▷ 2 teacher video choices: Right-Triangle Trigonometry in a Diagram
Preview lesson: Right-Triangle Trigonometry in a Diagram

Goal: Calculate an unknown side and angle in right-triangle models.

Before this: Pythagorean theorem Ratios Degree-mode calculator

Try together: For an angle of 30° and hypotenuse 10 cm, find opposite and adjacent legs.

Subject-content contributionHSG.SRT.C.8High school · Geometry
Open lesson →: Right-Triangle Trigonometry in a Diagram
35 minutes

Geometry

Suggested grades 9–11 · Unit 3: Circles and three-dimensional measurement

Arc Length, Radians and Sector Area

Use similarity to explain why arc length divided by radius depends on the angle.

▷ 3 teacher video choices: Arc Length, Radians and Sector Area
Preview lesson: Arc Length, Radians and Sector Area

Goal: Derive arc and sector formulas and apply them with consistent units.

Before this: Circle circumference and area Similarity

Try together: Find arc length and sector area for r=4 m and θ=π/2.

Subject-content contributionHSG.C.B.5High school · Geometry
Open lesson →: Arc Length, Radians and Sector Area
35 minutes

Geometry

Suggested grades 9–11 · Unit 3: Circles and three-dimensional measurement

Volume Comparisons for Solid Designs

Compare equal dimensions without confusing radius, diameter and height.

▷ 2 teacher video choices: Volume Comparisons for Solid Designs
Preview lesson: Volume Comparisons for Solid Designs

Goal: Calculate and compare cylinder, cone, pyramid and sphere volumes.

Before this: Area formulas Algebraic substitution

Try together: Find a cone’s height when its radius is 2 cm and volume is 20π cm³.

Subject-content contributionHSG.GMD.A.3High school · Geometry
Open lesson →: Volume Comparisons for Solid Designs
35 minutes

Algebra II

Suggested grades 10–12 · Unit 1: Polynomial and rational structure

Polynomial Operations and an Area Model

Use distribution and signs to combine polynomial expressions.

▷ 2 teacher video choices: Polynomial Operations and an Area Model
Preview lesson: Polynomial Operations and an Area Model

Goal: Add, subtract and multiply polynomials and explain why the results remain polynomials.

Before this: Distributive property Like terms

Try together: Expand (x−4)(x+2), then subtract (x²−2x−8) from your result.

Subject-content contributionHSA.APR.A.1High school · Algebra
Open lesson →: Polynomial Operations and an Area Model
35 minutes

Algebra II

Suggested grades 10–12 · Unit 1: Polynomial and rational structure

Rational Expressions as Quotient and Remainder

Rewrite a fraction of polynomials while preserving its original excluded inputs.

▷ 2 teacher video choices: Rational Expressions as Quotient and Remainder
Preview lesson: Rational Expressions as Quotient and Remainder

Goal: Express a rational function as a polynomial plus a remainder fraction and state its domain.

Before this: Polynomial multiplication Factoring Division

Try together: Rewrite (x²+4x+7)/(x+2) and check by recombining.

Subject-content contributionHSA.APR.D.6High school · Algebra
Open lesson →: Rational Expressions as Quotient and Remainder
35 minutes

Algebra II

Suggested grades 10–12 · Unit 2: Complex solutions and exponential models

Quadratics with Complex Solutions

Extend square-root reasoning beyond real-number solutions.

▷ 2 teacher video choices: Quadratics with Complex Solutions
Preview lesson: Quadratics with Complex Solutions

Goal: Solve real-coefficient quadratic equations with complex roots and verify a result.

Before this: Completing the square Square roots

Try together: Solve (x+1)²=−16 and verify one candidate.

Subject-content contributionHSN.CN.C.7High school · Number and Quantity
Open lesson →: Quadratics with Complex Solutions
35 minutes

Algebra II

Suggested grades 10–12 · Unit 2: Complex solutions and exponential models

Exponential Models and a Logarithmic Solution

Solve for an exponent while stating the model’s assumptions.

▷ 3 teacher video choices: Exponential Models and a Logarithmic Solution
Preview lesson: Exponential Models and a Logarithmic Solution

Goal: Express a model’s solution using a logarithm and evaluate it appropriately.

Before this: Exponent laws Function notation Calculator logarithms

Try together: Solve 10·2^(t/2)=80, then interpret t in the model.

Subject-content contributionHSF.LE.A.4High school · Functions
Open lesson →: Exponential Models and a Logarithmic Solution
35 minutes

Algebra II

Suggested grades 10–12 · Unit 3: Combining and reversing functions

Composition and the Order of Operations

Track an intermediate output through two functions.

▷ 2 teacher video choices: Composition and the Order of Operations
Preview lesson: Composition and the Order of Operations

Goal: Compute and interpret two compositions and identify a relevant input restriction.

Before this: Function notation Substitution

Try together: For p(x)=2x−1 and q(x)=x², compute p(q(3)) and q(p(3)).

Subject-content contributionHSF.BF.A.1.cHigh school · Functions(+) Additional preparation
Open lesson →: Composition and the Order of Operations
35 minutes

Algebra II

Suggested grades 10–12 · Unit 3: Combining and reversing functions

Inverse Functions as Reversing a Rule

Solve for the original input and distinguish inverse from reciprocal.

▷ 2 teacher video choices: Inverse Functions as Reversing a Rule
Preview lesson: Inverse Functions as Reversing a Rule

Goal: Find a simple inverse rule and state its domain and interpretation.

Before this: Solving equations Function notation

Try together: Find the inverse of k(x)=5x+2 and use it to recover the input producing 27.

Subject-content contributionHSF.BF.B.4.aHigh school · Functions
Open lesson →: Inverse Functions as Reversing a Rule
35 minutes

Precalculus and Trigonometry

Suggested grades 11–12 · Unit 1: Functions, transformations and rational graphs

Transformations of a Function

Separate vertical changes from changes inside the input.

▷ 2 teacher video choices: Transformations of a Function
Preview lesson: Transformations of a Function

Goal: Predict and verify transformed points and key graph features.

Before this: Function notation Quadratic and absolute-value graphs

Try together: For f(x)=|x|, map three points under h(x)=f(x+2)−4 and sketch the result.

Subject-content contributionHSF.BF.B.3High school · Functions
Open lesson →: Transformations of a Function
40 minutes

Precalculus and Trigonometry

Suggested grades 11–12 · Unit 1: Functions, transformations and rational graphs

Polynomial Zeros and Rational Graph Boundaries

Use factors and a data table to distinguish roots, exclusions and graph behavior.

▷ 2 teacher video choices: Polynomial Zeros and Rational Graph Boundaries
Preview lesson: Polynomial Zeros and Rational Graph Boundaries

Goal: Sketch a polynomial and a rational function with correctly labeled zeros and excluded inputs.

Before this: Factoring Polynomial division Coordinate graphing

Try together: Sketch y=(x−1)(x+4) using zeros, sign samples and the positive leading term. Identify the hole in(x²−9)/(x−3).

Subject-content contributionHSF.IF.C.7.cHigh school · Functions
Subject-content contributionHSF.IF.C.7.dHigh school · Functions(+) Additional preparation
Open lesson →: Polynomial Zeros and Rational Graph Boundaries
35 minutes

Precalculus and Trigonometry

Suggested grades 11–12 · Unit 2: Exponential inverses and the unit circle

Logarithms as Exponential Inverses

Translate exponential and logarithmic statements and solve a model on its real domain.

▷ 3 teacher video choices: Logarithms as Exponential Inverses
Preview lesson: Logarithms as Exponential Inverses

Goal: Solve exponential equations using the inverse relationship and explain input restrictions.

Before this: Exponent laws Algebra II logarithmic solutions

Try together: Solve log₅(2x+1)=2 and state the real input condition.

Subject-content contributionHSF.BF.B.5High school · Functions(+) Additional preparation
Open lesson →: Logarithms as Exponential Inverses
35 minutes

Precalculus and Trigonometry

Suggested grades 11–12 · Unit 2: Exponential inverses and the unit circle

The Unit Circle Beyond One Turn

Interpret sine and cosine as coordinates for positive and negative radian angles.

▷ 3 teacher video choices: The Unit Circle Beyond One Turn
Preview lesson: The Unit Circle Beyond One Turn

Goal: Locate coterminal angles and determine coordinate-based sine and cosine values.

Before this: Coordinate plane Radian measure Circle radius

Try together: Find coordinates, sine and cosine for−π,7π/2 and 4π.

Subject-content contributionHSF.TF.A.2High school · Functions
Open lesson →: The Unit Circle Beyond One Turn
35 minutes

Precalculus and Trigonometry

Suggested grades 11–12 · Unit 3: Periodic models and finite sequences

A Sinusoidal Wheel-Height Model

Choose amplitude, midline, period and phase from a fictional rotating wheel.

▷ 2 teacher video choices: A Sinusoidal Wheel-Height Model
Preview lesson: A Sinusoidal Wheel-Height Model

Goal: Construct and check a periodic model at key quarter-period times.

Before this: Unit-circle sine and cosine Function transformations

Try together: Build a model with minimum 3, maximum 15, period 24 and a start at the highest point.

Subject-content contributionHSF.TF.B.5High school · Functions
Open lesson →: A Sinusoidal Wheel-Height Model
35 minutes

Precalculus and Trigonometry

Suggested grades 11–12 · Unit 3: Periodic models and finite sequences

Finite Geometric Sums in a Design

Derive a finite-sum formula by subtracting shifted copies rather than adding every term.

▷ 2 teacher video choices: Finite Geometric Sums in a Design
Preview lesson: Finite Geometric Sums in a Design

Goal: Derive and apply a finite geometric-series formula with a clearly counted number of terms.

Before this: Geometric sequences Exponent rules

Try together: Find 1+1/2+1/4+1/8+1/16, showing the shifted-sum method.

Subject-content contributionHSA.SSE.B.4High school · Algebra
Open lesson →: Finite Geometric Sums in a Design
35 minutes

Statistics and Probability

Suggested grades 10–12 · Unit 1: Distributions and paired-data models

Choose Center and Spread for Two Distributions

Compare summaries while explaining what an extreme value changes and what it hides.

▷ 2 teacher video choices: Choose Center and Spread for Two Distributions
Preview lesson: Choose Center and Spread for Two Distributions

Goal: Calculate means, medians and interquartile ranges and justify a comparison in context.

Before this: Mean and median Ordered data

Try together: Compare means and medians for 3,4,5,6,7 versus 3,4,5,6,22.

Subject-content contributionHSS.ID.A.2High school · Statistics and Probability
Subject-content contributionHSS.ID.A.3High school · Statistics and Probability
Open lesson →: Choose Center and Spread for Two Distributions
35 minutes

Statistics and Probability

Suggested grades 10–12 · Unit 1: Distributions and paired-data models

A Paired-Data Model and Its Residuals

Check a proposed line against observations instead of equating fit with truth.

▷ 2 teacher video choices: A Paired-Data Model and Its Residuals
Preview lesson: A Paired-Data Model and Its Residuals

Goal: Calculate residuals, assess a simple model and interpret a contextual prediction.

Before this: Linear equations Scatter plots

Try together: For points(1,4),(2,5),(3,8), test y=2x+2 and list residuals.

Subject-content contributionHSS.ID.B.6.aHigh school · Statistics and Probability
Subject-content contributionHSS.ID.B.6.bHigh school · Statistics and Probability
Open lesson →: A Paired-Data Model and Its Residuals
35 minutes

Statistics and Probability

Suggested grades 10–12 · Unit 2: Study design and conditional evidence

What Can a Study Design Support?

Separate random sampling from random assignment before drawing a conclusion.

▷ 2 teacher video choices: What Can a Study Design Support?
Preview lesson: What Can a Study Design Support?

Goal: Classify three study designs and explain the role of randomization in each.

Before this: Sample and population Association and causation

Try together: Design a paper-only experiment comparing two diagram layouts. Specify random assignment, the measured outcome and one condition to hold consistent.

Subject-content contributionHSS.IC.B.3High school · Statistics and Probability
Open lesson →: What Can a Study Design Support?
35 minutes

Statistics and Probability

Suggested grades 10–12 · Unit 2: Study design and conditional evidence

Conditional Probability in a Library Table

Change the reference group deliberately and compare reversed conditional statements.

▷ 2 teacher video choices: Conditional Probability in a Library Table
Preview lesson: Conditional Probability in a Library Table

Goal: Complete a two-way table and calculate joint, marginal and conditional proportions.

Before this: Fractions and percents Two-way tables

Try together: Find borrowing probability among nonmembers and nonborrowing probability among members.

Subject-content contributionHSS.CP.A.4High school · Statistics and Probability
Open lesson →: Conditional Probability in a Library Table
35 minutes

Statistics and Probability

Suggested grades 10–12 · Unit 3: Independence and expected value

Independence and an Inclusive “Or”

Use a complete sample space to distinguish independent from mutually exclusive events.

▷ 2 teacher video choices: Independence and an Inclusive “Or”
Preview lesson: Independence and an Inclusive “Or”

Goal: Test independence with a product and calculate an inclusive union probability.

Before this: Simple probability Fractions

Try together: On a fair die, test independence of “even” and “greater than 4.” Then calculate their union.

Subject-content contributionHSS.CP.A.2High school · Statistics and Probability
Subject-content contributionHSS.CP.B.7High school · Statistics and Probability
Open lesson →: Independence and an Inclusive “Or”
35 minutes

Statistics and Probability

Suggested grades 10–12 · Unit 3: Independence and expected value

Expected Value for Resource Demand

Interpret a weighted probability mean without treating it as a guaranteed daily count.

▷ 2 teacher video choices: Expected Value for Resource Demand
Preview lesson: Expected Value for Resource Demand

Goal: Calculate an expected value and explain its long-run meaning and planning limitation.

Before this: Probability distributions Weighted arithmetic

Try together: Calculate expected demand for values 0,1,3 with probabilities 0.25,0.5,0.25.

Subject-content contributionHSS.MD.A.2High school · Statistics and Probability(+) Additional preparation
Open lesson →: Expected Value for Resource Demand
35 minutes

English 9

Suggested grade 9 · Unit 1: Reading Closely

Separate Evidence from Inference

A short scene supports careful inference without supplying every answer.

▷ 2 teacher video choices: Separate Evidence from Inference
Preview lesson: Separate Evidence from Inference

Goal: Support one inference about a character with two precise details and identify one unresolved question.

Before this: Distinguish a statement in a text from an interpretation.

Try together: Together explain why folding the sketch alone is weaker evidence of fear than a pattern of delay plus approach.

Subject-content contributionRL.9-10.1Grades 9–10
Open lesson →: Separate Evidence from Inference
35 minutes

English 9

Suggested grade 9 · Unit 1: Reading Closely

Trace a Theme through a Choice

Follow the development of a theme rather than attaching a moral to a topic.

▷ 2 teacher video choices: Trace a Theme through a Choice
Preview lesson: Trace a Theme through a Choice

Goal: Explain how three story moments develop a thematic statement and write an objective summary.

Before this: Support an inference with details; distinguish a topic from a claim.

Try together: Compare “Change” with “A successful method may need revision when conditions change.” Explain which is a theme and check it against the ending.

Subject-content contributionRL.9-10.2Grades 9–10
Open lesson →: Trace a Theme through a Choice
35 minutes

English 9

Suggested grade 9 · Unit 2: Arguments and Craft

Evaluate a Public Claim

Examine whether a fictional proposal’s evidence matches its claim.

▷ 2 teacher video choices: Evaluate a Public Claim
Preview lesson: Evaluate a Public Claim

Goal: Identify a claim, evaluate two evidence limitations and write a defensible narrower conclusion.

Before this: Identify a claim, reason and example.

Try together: Together explain why adding fifty more opinions about liking the room would not by itself measure achievement.

Subject-content contributionRI.9-10.8Grades 9–10
Open lesson →: Evaluate a Public Claim
35 minutes

English 9

Suggested grade 9 · Unit 2: Arguments and Craft

Slow Down a Narrative Turning Point

Use dialogue and precise details to expand a brief decision scene.

▷ 2 teacher video choices: Slow Down a Narrative Turning Point
Preview lesson: Slow Down a Narrative Turning Point

Goal: Revise a summary into a coherent scene using dialogue, sensory detail and a moment of reflection.

Before this: Write a sequence of events with a clear point of view.

Try together: Compare “She was nervous” with an action showing hesitation. Discuss what the action adds and what it cannot reveal alone.

Subject-content contributionW.9-10.3.bGrades 9–10
Open lesson →: Slow Down a Narrative Turning Point
35 minutes

English 9

Suggested grade 9 · Unit 3: Research and Communication

Use Parallel Structure for Clarity

Revise a clear list without accidentally changing its meaning.

▷ 2 teacher video choices: Use Parallel Structure for Clarity
Preview lesson: Use Parallel Structure for Clarity

Goal: Revise three nonparallel constructions and explain how grammatical choices affect meaning or emphasis.

Before this: Recognize verbs and lists in sentences.

Try together: Revise “The report should be accurate, clear and persuade the reader.” Discuss whether the intended list describes qualities or actions.

Subject-content contributionL.9-10.1.aGrades 9–10
Open lesson →: Use Parallel Structure for Clarity
35 minutes

English 9

Suggested grade 9 · Unit 3: Research and Communication

Build a Source-Based Mini-Briefing

Combine two original records and a small table into a cautious oral briefing.

▷ 2 teacher video choices: Build a Source-Based Mini-Briefing
Preview lesson: Build a Source-Based Mini-Briefing

Goal: Present a clear recommendation using two sources, a counterpoint and an accurate visual aid.

Before this: Distinguish a source’s finding from a broader conclusion; organize a paragraph.

Try together: Explain together why the phrase “24 students were dissatisfied” cannot be derived from the log.

Subject-content contributionSL.9-10.4Grades 9–10
Open lesson →: Build a Source-Based Mini-Briefing
35 minutes

English 10

Suggested grade 10 · Unit 1: Literary Decisions

Analyze Conflicting Motivations

Trace a character who wants two things that cannot both be obtained easily.

▷ 2 teacher video choices: Analyze Conflicting Motivations
Preview lesson: Analyze Conflicting Motivations

Goal: Analyze how a character’s conflicting motives affect an interaction and advance the plot.

Before this: Support an inference with more than one detail.

Try together: Compare “Rafi never cares about winning” with a qualified account of competing motives. Which details resist the absolute claim?

Subject-content contributionRL.9-10.3Grades 9–10
Open lesson →: Analyze Conflicting Motivations
35 minutes

English 10

Suggested grade 10 · Unit 1: Literary Decisions

Examine an Interrupted Timeline

Analyze why a writer withholds information and inserts an earlier scene.

▷ 2 teacher video choices: Examine an Interrupted Timeline
Preview lesson: Examine an Interrupted Timeline

Goal: Compare chronological and interrupted versions of a scene and explain two effects of their structure.

Before this: Distinguish chronological order from the order a narrator reveals events.

Try together: Discuss whether the flashback confirms guilt or merely directs suspicion. Cite the detail that limits certainty.

Subject-content contributionRL.9-10.5Grades 9–10
Open lesson →: Examine an Interrupted Timeline
35 minutes

English 10

Suggested grade 10 · Unit 2: Rhetoric and Research

Read Rhetoric Beyond the Slogan

Explain how a fictional speech frames a choice for its audience.

▷ 2 teacher video choices: Read Rhetoric Beyond the Slogan
Preview lesson: Read Rhetoric Beyond the Slogan

Goal: Analyze two rhetorical choices and evaluate how each advances the speaker’s purpose without assuming it proves the claim.

Before this: Identify an argument’s purpose and distinguish relevant evidence from a slogan.

Try together: Rewrite “locked drawer” as “an existing review queue.” Discuss how the change affects tone and urgency without changing the basic fact of delay.

Subject-content contributionRI.9-10.6Grades 9–10
Open lesson →: Read Rhetoric Beyond the Slogan
35 minutes

English 10

Suggested grade 10 · Unit 2: Rhetoric and Research

Synthesize Sources without Flattening Them

Connect three original records that answer different parts of one question.

▷ 2 teacher video choices: Synthesize Sources without Flattening Them
Preview lesson: Synthesize Sources without Flattening Them

Goal: Produce a source-attributed synthesis, assess each source’s usefulness and identify a research gap.

Before this: Take accurate source notes; distinguish counts from interpretations.

Try together: Compare the phrases “Thirty students failed to repair an item” and “The log recorded thirty visits.” Explain why only one preserves the source’s measure.

Subject-content contributionW.9-10.8Grades 9–10
Open lesson →: Synthesize Sources without Flattening Them
35 minutes

English 10

Suggested grade 10 · Unit 3: Composing and Discussing

Develop a Fair Counterclaim

Write an argument that answers an alternative fairly rather than weakening it.

▷ 2 teacher video choices: Develop a Fair Counterclaim
Preview lesson: Develop a Fair Counterclaim

Goal: Develop a claim and counterclaim with evidence and identify a limitation of each.

Before this: State a precise claim and support it with evidence.

Try together: Together revise “Only lazy students want shorter sessions” into a fair access-based counterclaim.

Subject-content contributionW.9-10.1.bGrades 9–10
Open lesson →: Develop a Fair Counterclaim
35 minutes

English 10

Suggested grade 10 · Unit 3: Composing and Discussing

Use Discussion to Qualify a View

Compare priorities in a decision while preserving disagreement honestly.

▷ 2 teacher video choices: Use Discussion to Qualify a View
Preview lesson: Use Discussion to Qualify a View

Goal: Summarize agreement and disagreement after a prepared conversation and justify a qualified conclusion.

Before this: Prepare evidence notes and summarize another person’s position accurately.

Try together: Practice paraphrasing “I need enough uninterrupted time” without turning it into “You do not care about other groups.”

Subject-content contributionSL.9-10.1.dGrades 9–10
Open lesson →: Use Discussion to Qualify a View
35 minutes

English 11

Suggested grade 11 · Unit 1: Ambiguity and Theme

Interpret an Uncertain Narrator

Explain what a narrator’s account establishes and what it leaves unresolved.

▷ 2 teacher video choices: Interpret an Uncertain Narrator
Preview lesson: Interpret an Uncertain Narrator

Goal: Build a qualified interpretation using three details and identify two matters the text does not settle.

Before this: Support literary claims with precise details and consider alternatives.

Try together: Compare “The narrator is definitely guilty” with “The account gives reasons to question the waiting claim.” Identify which better matches the evidence.

Subject-content contributionRL.11-12.1Grades 11–12
Open lesson →: Interpret an Uncertain Narrator
35 minutes

English 11

Suggested grade 11 · Unit 1: Ambiguity and Theme

Connect Two Developing Themes

Trace how loyalty and accountability complicate each other in a short original narrative.

▷ 2 teacher video choices: Connect Two Developing Themes
Preview lesson: Connect Two Developing Themes

Goal: Analyze two themes across three moments and explain their interaction without reducing one to the other.

Before this: Trace a theme through changes in action; write an objective summary.

Try together: Discuss why “Loyalty is bad; truth is good” loses the ending’s complexity.

Subject-content contributionRL.11-12.2Grades 11–12
Open lesson →: Connect Two Developing Themes
35 minutes

English 11

Suggested grade 11 · Unit 2: Rhetoric and Synthesis

Evaluate the Power of a Rhetorical Turn

Analyze how a speaker redirects a familiar objection toward a qualified proposal.

▷ 2 teacher video choices: Evaluate the Power of a Rhetorical Turn
Preview lesson: Evaluate the Power of a Rhetorical Turn

Goal: Explain how structure, contrast and concession advance a purpose and evaluate their persuasive effect.

Before this: Analyze metaphor, repetition and audience purpose separately from evidentiary proof.

Try together: Remove the concession sentence and compare the audience relationship. Explain why a reasonable reader might still prefer the shorter version.

Subject-content contributionRI.11-12.6Grades 11–12
Open lesson →: Evaluate the Power of a Rhetorical Turn
35 minutes

English 11

Suggested grade 11 · Unit 2: Rhetoric and Synthesis

Integrate a Table and Two Accounts

Build a decision memo from records that cannot be merged uncritically.

▷ 2 teacher video choices: Integrate a Table and Two Accounts
Preview lesson: Integrate a Table and Two Accounts

Goal: Integrate quantitative and verbal sources, evaluate a discrepancy and recommend a proportionate next step.

Before this: Read a table with units; evaluate source scope and attribution.

Try together: Discuss why 12/20=60% is an accurate calculation but “60% of all visitors want evenings” is not established.

Subject-content contributionRI.11-12.7Grades 11–12
Open lesson →: Integrate a Table and Two Accounts
35 minutes

English 11

Suggested grade 11 · Unit 3: Advanced Composition

Braid Two Narrative Perspectives

Alternate two viewpoints while preserving their different knowledge.

▷ 2 teacher video choices: Braid Two Narrative Perspectives
Preview lesson: Braid Two Narrative Perspectives

Goal: Write a coherent short scene with two narrative lines, a meaningful transition and a final reflection.

Before this: Sustain a limited point of view; use dialogue and transitions intentionally.

Try together: Together identify a sentence that would violate Leo’s limited knowledge before 3:15: “He knew Inez’s new map was under the folder.” Explain the problem.

Subject-content contributionW.11-12.3.bGrades 11–12
Open lesson →: Braid Two Narrative Perspectives
35 minutes

English 11

Suggested grade 11 · Unit 3: Advanced Composition

Vary Syntax to Control Emphasis

Compare sentence forms as meaning choices rather than decoration.

▷ 2 teacher video choices: Vary Syntax to Control Emphasis
Preview lesson: Vary Syntax to Control Emphasis

Goal: Revise a passage into two syntactic versions and explain how clause placement changes emphasis.

Before this: Recognize independent and dependent clauses; preserve meaning during revision.

Try together: Compare although with because in the model. Explain why replacing one with the other changes the claimed relationship.

Subject-content contributionL.11-12.3.aGrades 11–12
Open lesson →: Vary Syntax to Control Emphasis
35 minutes

English 12

Suggested grade 12 · Unit 1: Interpretation and Structure

Read Irony without Assuming a Tone

Analyze an understated response using context rather than a tone label alone.

▷ 2 teacher video choices: Read Irony without Assuming a Tone
Preview lesson: Read Irony without Assuming a Tone

Goal: Distinguish literal and implied meaning and support an interpretation with three contextual details.

Before this: Use contextual evidence to qualify an interpretation.

Try together: Discuss whether the line would carry the same irony if the entrance worked and the explanation were one useful sentence.

Subject-content contributionRL.11-12.6Grades 11–12
Open lesson →: Read Irony without Assuming a Tone
35 minutes

English 12

Suggested grade 12 · Unit 1: Interpretation and Structure

Evaluate Two Endings

Compare how two endings change the meaning of the same preceding scene.

▷ 2 teacher video choices: Evaluate Two Endings
Preview lesson: Evaluate Two Endings

Goal: Evaluate two structural choices using earlier details and explain a tradeoff in each ending.

Before this: Analyze structural choices and distinguish an effect from personal preference.

Try together: Explain why B is not simply “the same ending with more detail.” Identify the new action and its consequence for characterization.

Subject-content contributionRL.11-12.5Grades 11–12
Open lesson →: Evaluate Two Endings
35 minutes

English 12

Suggested grade 12 · Unit 2: Inquiry and Synthesis

Track a Key Term as an Argument Develops

Follow how a writer narrows and complicates the word access.

▷ 2 teacher video choices: Track a Key Term as an Argument Develops
Preview lesson: Track a Key Term as an Argument Develops

Goal: Explain three stages in a key term’s meaning and determine whether the shifts clarify or obscure the argument.

Before this: Recognize a claim’s scope and analyze how a text develops an idea.

Try together: Discuss whether using the final definition to claim everyone felt welcome would exceed the writer’s scope.

Subject-content contributionRI.11-12.4Grades 11–12
Open lesson →: Track a Key Term as an Argument Develops
35 minutes

English 12

Suggested grade 12 · Unit 2: Inquiry and Synthesis

Design a Focused Research Inquiry

Refine an inquiry in response to a small original source packet.

▷ 2 teacher video choices: Design a Focused Research Inquiry
Preview lesson: Design a Focused Research Inquiry

Goal: Develop and revise a focused research question, connect three source types and identify two warranted next inquiries.

Before this: Evaluate source relevance, paraphrase accurately and distinguish a broad topic from a question.

Try together: Compare “Did the newsletter help everyone?” with a question specifying which issues, whose access and what evidence would count.

Subject-content contributionW.11-12.7Grades 11–12
Open lesson →: Design a Focused Research Inquiry
35 minutes

English 12

Suggested grade 12 · Unit 3: Argument and Deliberation

Anticipate an Audience’s Strongest Concern

Develop an argument for an audience whose priorities differ from the writer’s.

▷ 2 teacher video choices: Anticipate an Audience’s Strongest Concern
Preview lesson: Anticipate an Audience’s Strongest Concern

Goal: Write a precise recommendation that fairly develops a counterclaim, anticipates an audience concern and acknowledges limits.

Before this: Develop a fair counterclaim with accurate evidence and limitations.

Try together: Together identify the unsupported premise in “Four more weeks will certainly remove all errors.” Suggest a fairer counterclaim.

Subject-content contributionW.11-12.1.bGrades 11–12
Open lesson →: Anticipate an Audience’s Strongest Concern
35 minutes

English 12

Suggested grade 12 · Unit 3: Argument and Deliberation

Synthesize a Deliberation and Its Unanswered Questions

Use discussion to clarify a complex decision rather than force premature consensus.

▷ 2 teacher video choices: Synthesize a Deliberation and Its Unanswered Questions
Preview lesson: Synthesize a Deliberation and Its Unanswered Questions

Goal: Synthesize competing claims and evidence, resolve one apparent contradiction and identify two necessary research questions.

Before this: Prepare evidence, represent opposing views accurately and distinguish fact from value priorities.

Try together: Practice a question that connects two speakers’ ideas: “If both schedules give twelve hours, which task need makes the longer block important?” Explain why it advances the discussion.

Subject-content contributionSL.11-12.1.dGrades 11–12
Open lesson →: Synthesize a Deliberation and Its Unanswered Questions
35 minutes

Biology

Suggested grades 9–10 · Unit 1: Information and Living Systems

From DNA Instructions to Cell Function

Explain a limited gene–protein relationship using a model and a precise evidence statement.

▷ 2 teacher video choices: From DNA Instructions to Cell Function
Preview lesson: From DNA Instructions to Cell Function

Goal: Construct a four-stage explanation linking a gene, protein production, protein function and a cell outcome.

Before this: Know that cells contain DNA and proteins.

Try together: Together revise “DNA becomes a nutrient.” Name the different roles of information, a protein product and transported matter.

Subject-content contributionHS-LS1-1High school band
Supporting literacy connectionRST.9-10.1Grades 9–10
Selected NGSS high school-band contribution; full performance requires additional evidence and instruction.
Open lesson →: From DNA Instructions to Cell Function
40 minutes

Biology

Suggested grades 9–10 · Unit 1: Information and Living Systems

Model Oxygen Delivery Across Systems

Connect cells, tissues, organs and interacting body systems without reducing the body to one isolated part.

▷ 2 teacher video choices: Model Oxygen Delivery Across Systems
Preview lesson: Model Oxygen Delivery Across Systems

Goal: Produce a hierarchical model and explain two interactions needed for oxygen delivery.

Before this: Recognize cells, tissues and organs.

Try together: Together locate an interaction between two systems and explain why a well-functioning heart alone cannot replace a lung exchange surface.

Subject-content contributionHS-LS1-2High school band
Supporting literacy connectionRST.9-10.7Grades 9–10
Selected NGSS high school-band contribution; full performance requires additional evidence and instruction.
Open lesson →: Model Oxygen Delivery Across Systems
35 minutes

Biology

Suggested grades 9–10 · Unit 2: Matter and Energy in Organisms

Where Does Plant Carbon Come From?

Represent photosynthesis inputs, outputs and energy transformations using an atom-accounting model.

▷ 2 teacher video choices: Where Does Plant Carbon Come From?
Preview lesson: Where Does Plant Carbon Come From?

Goal: Use a labeled model to track carbon atoms and distinguish light energy from matter inputs.

Before this: Count atoms in simple formulas.

Try together: Together identify the error in a diagram drawing light dots turning into carbon dots. Replace it with an energy-transformation arrow.

Subject-content contributionHS-LS1-5High school band
Supporting literacy connectionRST.9-10.7Grades 9–10
Selected NGSS high school-band contribution; full performance requires additional evidence and instruction.
Open lesson →: Where Does Plant Carbon Come From?
40 minutes

Biology

Suggested grades 9–10 · Unit 2: Matter and Energy in Organisms

Food, Oxygen and Energy Transfer

Explain cellular respiration without describing energy as an atom or saying bond breaking alone releases it.

▷ 2 teacher video choices: Food, Oxygen and Energy Transfer
Preview lesson: Food, Oxygen and Energy Transfer

Goal: Use a net model to distinguish matter rearrangement, usable energy transfer and thermal transfer.

Before this: Recognize photosynthesis inputs and outputs.

Try together: Together correct “Plants photosynthesize, so they never respire.” Refer to the text and distinguish the two processes.

Subject-content contributionHS-LS1-7High school band
Supporting literacy connectionRST.9-10.1Grades 9–10
Selected NGSS high school-band contribution; full performance requires additional evidence and instruction.
Open lesson →: Food, Oxygen and Energy Transfer
35 minutes

Biology

Suggested grades 9–10 · Unit 3: Populations and Biological Evidence

Build an Ecosystem Energy Budget

Use proportional data while keeping energy conservation distinct from biomass transfer.

▷ 2 teacher video choices: Build an Ecosystem Energy Budget
Preview lesson: Build an Ecosystem Energy Budget

Goal: Calculate two transfer fractions and account for energy not stored as new biomass at the next level.

Before this: Use percentages and define a system boundary.

Try together: Together identify the 17,600 kJ difference between producer and primary-consumer production and explain why it cannot all be labeled “heat” without more evidence.

Subject-content contributionHS-LS2-4High school band
Supporting literacy connectionRST.9-10.7Grades 9–10
Selected NGSS high school-band contribution; full performance requires additional evidence and instruction.
Open lesson →: Build an Ecosystem Energy Budget
40 minutes

Biology

Suggested grades 9–10 · Unit 3: Populations and Biological Evidence

Explain a Population Shift Without Intent

Connect inherited variation, resource limits and reproductive success in an original model.

▷ 2 teacher video choices: Explain a Population Shift Without Intent
Preview lesson: Explain a Population Shift Without Intent

Goal: Construct a natural-selection explanation using four required factors and distinguish population change from individual intention.

Before this: Know inheritance and calculate a proportion.

Try together: Together revise “The beetles became dark because they wanted to survive” using variation already present before predation.

Subject-content contributionHS-LS4-2High school band
Supporting literacy connectionRST.9-10.1Grades 9–10
Selected NGSS high school-band contribution; full performance requires additional evidence and instruction.
Open lesson →: Explain a Population Shift Without Intent
35 minutes

Chemistry

Suggested grades 10–11 · Unit 1: Particles and Properties

Predict From a Main-Group Pattern

Use outer-electron patterns as a model, not a memorized list of isolated element facts.

▷ 2 teacher video choices: Predict From a Main-Group Pattern
Preview lesson: Predict From a Main-Group Pattern

Goal: Predict likely ion charges for selected main-group atoms and justify a comparison using the supplied model.

Before this: Know proton, electron and net electric charge.

Try together: Together use the given pattern to explain why Na+ and Cl− have opposite charges despite both being described as reaching a filled outer shell in the simplified model.

Subject-content contributionHS-PS1-1High school band
Supporting literacy connectionRST.9-10.1Grades 9–10
Selected NGSS high school-band contribution; full performance requires additional evidence and instruction.
Open lesson →: Predict From a Main-Group Pattern
40 minutes

Chemistry

Suggested grades 10–11 · Unit 1: Particles and Properties

Infer Interactions From Property Data

Evaluate evidence about particle interactions without treating one property as a unique identification test.

▷ 2 teacher video choices: Infer Interactions From Property Data
Preview lesson: Infer Interactions From Property Data

Goal: Use two supplied properties to compare possible interaction models and identify a needed measurement.

Before this: Distinguish melting from dissolving.

Try together: Together mark which statements in the report are observations and which are inferences. Ask whether the same-pressure condition matters.

Subject-content contributionHS-PS1-3High school band
Supporting literacy connectionRST.9-10.1Grades 9–10
Selected NGSS high school-band contribution; full performance requires additional evidence and instruction.
Open lesson →: Infer Interactions From Property Data
35 minutes

Chemistry

Suggested grades 10–11 · Unit 2: Reactions and Energy

Scale a Reaction Without Creating Atoms

Use coefficients and proportional amounts in an idealized reaction model.

▷ 2 teacher video choices: Scale a Reaction Without Creating Atoms
Preview lesson: Scale a Reaction Without Creating Atoms

Goal: Calculate a product amount from a limiting supplied reactant and explain the conserved atom counts.

Before this: Read formulas and multiply ratios.

Try together: Together find the product when 3 mol H2 and 3 mol O2 are supplied. Identify the limiting reactant before subtracting leftovers.

Subject-content contributionHS-PS1-7High school band
Supporting literacy connectionRST.9-10.7Grades 9–10
Selected NGSS high school-band contribution; full performance requires additional evidence and instruction.
Open lesson →: Scale a Reaction Without Creating Atoms
40 minutes

Chemistry

Suggested grades 10–11 · Unit 2: Reactions and Energy

Why Breaking Bonds Is Not the Whole Energy Story

Calculate a simplified energy change and critique a common explanation.

▷ 2 teacher video choices: Why Breaking Bonds Is Not the Whole Energy Story
Preview lesson: Why Breaking Bonds Is Not the Whole Energy Story

Goal: Use supplied bond-energy values to calculate net change and distinguish bond breaking from bond formation.

Before this: Use signed numbers and recognize molecular bonds.

Try together: Together calculate a second model requiring 700 kJ to break bonds and releasing 550 kJ on formation; describe the sign in words.

Subject-content contributionHS-PS1-4High school band
Supporting literacy connectionRST.9-10.7Grades 9–10
Selected NGSS high school-band contribution; full performance requires additional evidence and instruction.
Open lesson →: Why Breaking Bonds Is Not the Whole Energy Story
35 minutes

Chemistry

Suggested grades 10–11 · Unit 3: Rates and Dynamic Equilibrium

Explain a Rate Change With Collisions

Interpret controlled concentration data and separate faster reaction from greater final yield.

▷ 2 teacher video choices: Explain a Rate Change With Collisions
Preview lesson: Explain a Rate Change With Collisions

Goal: Calculate two average rates and explain a collision-model hypothesis with a limitation.

Before this: Read concentration and elapsed-time data.

Try together: Together explain why “B ends with 1.75 times as much product” is not established by these first-20-second observations.

Subject-content contributionHS-PS1-5High school band
Supporting literacy connectionRST.9-10.1Grades 9–10
Selected NGSS high school-band contribution; full performance requires additional evidence and instruction.
Open lesson →: Explain a Rate Change With Collisions
40 minutes

Chemistry

Suggested grades 10–11 · Unit 3: Rates and Dynamic Equilibrium

More Product Does Not Mean the Reaction Stopped

Distinguish equilibrium position from reaction speed using a reversible-system model.

▷ 2 teacher video choices: More Product Does Not Mean the Reaction Stopped
Preview lesson: More Product Does Not Mean the Reaction Stopped

Goal: Recommend and justify one system change that increases product while explaining dynamic equilibrium.

Before this: Read a reversible equation and distinguish rate from amount.

Try together: Together critique “Equilibrium requires one-third each A, B and C.” Use the distinction between equal rates and equal quantities.

Subject-content contributionHS-PS1-6High school band
Supporting literacy connectionRST.9-10.1Grades 9–10
Selected NGSS high school-band contribution; full performance requires additional evidence and instruction.
Open lesson →: More Product Does Not Mean the Reaction Stopped
35 minutes

Physics — Algebra and Trigonometry

Suggested grades 11–12 · Unit 1: Motion and Momentum

Connect Net Force With a Velocity Change

Analyze supplied motion data and resolve a force into horizontal and vertical components.

▷ 2 teacher video choices: Connect Net Force With a Velocity Change
Preview lesson: Connect Net Force With a Velocity Change

Goal: Calculate acceleration from a finite velocity change and test consistency with a net-force model.

Before this: Rearrange linear equations and use cosine of an angle.

Try together: Together calculate a cart’s velocity change over 3 s if mass is 2 kg and net horizontal force is 4 N, starting at rest.

Subject-content contributionHS-PS2-1High school band
Supporting literacy connectionRST.11-12.1Grades 11–12
Selected NGSS high school-band contribution; full performance requires additional evidence and instruction.
Open lesson →: Connect Net Force With a Velocity Change
40 minutes

Physics — Algebra and Trigonometry

Suggested grades 11–12 · Unit 1: Motion and Momentum

Use Signs in a Momentum Account

Calculate a one-dimensional collision and test the boundary required for conservation.

▷ 2 teacher video choices: Use Signs in a Momentum Account
Preview lesson: Use Signs in a Momentum Account

Goal: Predict a combined final velocity and explain the isolated-system assumption.

Before this: Use signed numbers and solve a linear equation.

Try together: Together model two 1 kg carts, one at 4 m/s east and one initially at rest, that stick. Find the final velocity.

Subject-content contributionHS-PS2-2High school band
Supporting literacy connectionRST.11-12.1Grades 11–12
Selected NGSS high school-band contribution; full performance requires additional evidence and instruction.
Open lesson →: Use Signs in a Momentum Account
35 minutes

Physics — Algebra and Trigonometry

Suggested grades 11–12 · Unit 2: Energy and Waves

Account for Energy With a Repeatable Algorithm

Construct a paper calculation model that includes transfers outside the chosen mechanical-energy account.

▷ 2 teacher video choices: Account for Energy With a Repeatable Algorithm
Preview lesson: Account for Energy With a Repeatable Algorithm

Goal: Calculate an energy budget and write a repeatable sequence for predicting kinetic energy and speed.

Before this: Use squares, square roots and gravitational energy mgh.

Try together: Together run the algorithm for the same object and height with 80 J transferred from the mechanical account.

Subject-content contributionHS-PS3-1High school band
Supporting literacy connectionRST.11-12.1Grades 11–12
Selected NGSS high school-band contribution; full performance requires additional evidence and instruction.
Open lesson →: Account for Energy With a Repeatable Algorithm
40 minutes

Physics — Algebra and Trigonometry

Suggested grades 11–12 · Unit 2: Energy and Waves

Read Frequency, Wavelength and Speed Together

Use wave relationships while avoiding the claim that a source’s frequency must change whenever the medium changes.

▷ 2 teacher video choices: Read Frequency, Wavelength and Speed Together
Preview lesson: Read Frequency, Wavelength and Speed Together

Goal: Calculate wavelength and predict how one changed condition affects a wave model.

Before this: Rearrange v=fλ and read units.

Try together: Together calculate the frequency of a model wave with speed 12 m/s and wavelength 0.5 m.

Subject-content contributionHS-PS4-1High school band
Supporting literacy connectionRST.11-12.1Grades 11–12
Selected NGSS high school-band contribution; full performance requires additional evidence and instruction.
Open lesson →: Read Frequency, Wavelength and Speed Together
35 minutes

Physics — Algebra and Trigonometry

Suggested grades 11–12 · Unit 3: Fields and Collision Design

Predict an Electric-Force Ratio

Use a relative inverse-square model without building or handling electrical devices.

▷ 2 teacher video choices: Predict an Electric-Force Ratio
Preview lesson: Predict an Electric-Force Ratio

Goal: Calculate three force ratios and explain both magnitude and direction under a point-charge model.

Before this: Use squares, ratios and signs.

Try together: Together find the ratio when both charge magnitudes double at the original distance.

Subject-content contributionHS-PS2-4High school band
Supporting literacy connectionRST.11-12.1Grades 11–12
Selected NGSS high school-band contribution; full performance requires additional evidence and instruction.
Open lesson →: Predict an Electric-Force Ratio
40 minutes

Physics — Algebra and Trigonometry

Suggested grades 11–12 · Unit 3: Fields and Collision Design

Reduce Force by Changing Stopping Time

Evaluate fictional cargo-protection data with impulse reasoning and design constraints.

▷ 2 teacher video choices: Reduce Force by Changing Stopping Time
Preview lesson: Reduce Force by Changing Stopping Time

Goal: Recommend and refine a model packaging design using stopping time, average force and space constraints.

Before this: Understand momentum and divide by a time interval.

Try together: Together explain why a design that rebounds could have a different momentum change even with the same incoming speed.

Subject-content contributionHS-PS2-3High school band
Supporting literacy connectionRST.11-12.1Grades 11–12
Selected NGSS high school-band contribution; full performance requires additional evidence and instruction.
Open lesson →: Reduce Force by Changing Stopping Time
35 minutes

Earth and Environmental Science

Suggested grades 9–12 · Unit 1: Earth Evidence and Energy

Read a Seafloor Age Pattern

Evaluate an idealized age transect as evidence for a plate-motion explanation.

▷ 2 teacher video choices: Read a Seafloor Age Pattern
Preview lesson: Read a Seafloor Age Pattern

Goal: Plot ages against distance and defend a qualified spreading interpretation with two data comparisons.

Before this: Use signed coordinates and unit conversions.

Try together: Together predict the model age at +300 km if the same average rate continued, then label it a prediction rather than a supplied measurement.

Subject-content contributionHS-ESS1-5High school band
Supporting literacy connectionRST.9-10.7Grades 9–10
Selected NGSS high school-band contribution; full performance requires additional evidence and instruction.
Open lesson →: Read a Seafloor Age Pattern
40 minutes

Earth and Environmental Science

Suggested grades 9–12 · Unit 1: Earth Evidence and Energy

Model a Changing Energy Budget

Connect reflection, outgoing radiation and an initial energy imbalance without treating the model as a weather forecast.

▷ 2 teacher video choices: Model a Changing Energy Budget
Preview lesson: Model a Changing Energy Budget

Goal: Construct two energy budgets and explain the direction of the initial change under stated assumptions.

Before this: Add and subtract energy quantities.

Try together: Together analyze an initial outgoing-radiation decrease from 70 to 68 while reflection remains 30.

Subject-content contributionHS-ESS2-4High school band
Supporting literacy connectionRST.9-10.7Grades 9–10
Selected NGSS high school-band contribution; full performance requires additional evidence and instruction.
Open lesson →: Model a Changing Energy Budget
35 minutes

Earth and Environmental Science

Suggested grades 9–12 · Unit 2: Carbon and Resource Decisions

Keep Stocks Separate From Carbon Flows

Account for annual carbon transfers across interacting reservoirs.

▷ 2 teacher video choices: Keep Stocks Separate From Carbon Flows
Preview lesson: Keep Stocks Separate From Carbon Flows

Goal: Calculate net reservoir changes and explain how a transfer can conserve carbon while increasing atmospheric stock.

Before this: Distinguish a total amount from an amount per year.

Try together: Together calculate the atmospheric change if the fossil transfer were 3 instead of 8, with all other modeled flows unchanged.

Subject-content contributionHS-ESS2-6High school band
Supporting literacy connectionRST.9-10.7Grades 9–10
Selected NGSS high school-band contribution; full performance requires additional evidence and instruction.
Open lesson →: Keep Stocks Separate From Carbon Flows
40 minutes

Earth and Environmental Science

Suggested grades 9–12 · Unit 2: Carbon and Resource Decisions

Compare Resource Strategies Transparently

Evaluate competing metal-use options using economic, environmental and social criteria.

▷ 2 teacher video choices: Compare Resource Strategies Transparently
Preview lesson: Compare Resource Strategies Transparently

Goal: Recommend a feasible strategy with two numerical comparisons and an explicit tradeoff.

Before this: Compare costs, percentages and constraints.

Try together: Together explain why 100 refurbished frames would exceed the supplied inspection capacity even though the purchase price is lower.

Subject-content contributionHS-ESS3-2High school band
Supporting literacy connectionRST.9-10.1Grades 9–10
Selected NGSS high school-band contribution; full performance requires additional evidence and instruction.
Open lesson →: Compare Resource Strategies Transparently
35 minutes

Earth and Environmental Science

Suggested grades 9–12 · Unit 3: Environmental Solutions and Projections

Refine an Impact-Reduction Proposal

Compare mitigation data and improve a design while guarding against single-measure claims.

▷ 2 teacher video choices: Refine an Impact-Reduction Proposal
Preview lesson: Refine an Impact-Reduction Proposal

Goal: Evaluate a habitat proposal against three criteria and propose a testable refinement.

Before this: Interpret averages and distinguish before/after evidence from a causal conclusion.

Try together: Together label every predicted quantity in a comparison table and explain why it should not be presented as a measured success.

Subject-content contributionHS-ESS3-4High school band
Supporting literacy connectionRST.9-10.1Grades 9–10
Selected NGSS high school-band contribution; full performance requires additional evidence and instruction.
Open lesson →: Refine an Impact-Reduction Proposal
40 minutes

Earth and Environmental Science

Suggested grades 9–12 · Unit 3: Environmental Solutions and Projections

Read a Projection as a Conditional Model

Interpret model outputs and associated impacts without turning a scenario into an exact prediction.

▷ 2 teacher video choices: Read a Projection as a Conditional Model
Preview lesson: Read a Projection as a Conditional Model

Goal: Compare two scenario rates and write a qualified explanation with one associated impact and two uncertainties.

Before this: Calculate a finite change per decade and read a graph.

Try together: Together explain why the shared 0.5°C starting anomaly is not a statement that either place’s absolute temperature is 0.5°C.

Subject-content contributionHS-ESS3-5High school band
Supporting literacy connectionRST.9-10.7Grades 9–10
Selected NGSS high school-band contribution; full performance requires additional evidence and instruction.
Open lesson →: Read a Projection as a Conditional Model
30 minutes

World History

Suggested grades 9–10 · Unit 1: Networks and Historical Inquiry

Distinguish Sequence from Historical Cause

Analyze an explicitly fictional port dossier to separate temporal order from causal explanation.

▷ 2 teacher video choices: Distinguish Sequence from Historical Cause
Preview lesson: Distinguish Sequence from Historical Cause

Goal: Build a timeline and evaluate whether two proposed causes are supported by the supplied sources.

Before this: Order events on a timeline; distinguish a source from an inference.

Try together: Together evaluate “Year 4 must have caused Year 5 because it came first.” Identify the missing reasoning.

Supporting literacy connectionRH.9-10.3Grades 9–10
Subject-content alignment not yet verified
Open lesson →: Distinguish Sequence from Historical Cause
30 minutes

World History

Suggested grades 9–10 · Unit 1: Networks and Historical Inquiry

Model Exchange across Silk Roads Networks

Connect a historical overview with a simplified route model without mistaking the model for a real map.

▷ 2 teacher video choices: Model Exchange across Silk Roads Networks
Preview lesson: Model Exchange across Silk Roads Networks

Goal: Integrate a network diagram and secondary-source summary to explain two kinds of exchange and one model limitation.

Before this: Read a simple network diagram and evaluate the scope of a claim.

Try together: Discuss why “One road carried only silk directly from one endpoint to another” conflicts with the overview.

Supporting literacy connectionRH.9-10.7Grades 9–10
Subject-content alignment not yet verified
Open lesson →: Model Exchange across Silk Roads Networks
30 minutes

World History

Suggested grades 9–10 · Unit 2: Industry and Imperial Power

Compare Industrialization through Different Roles

Compare two invented accounts situated in the broader history of mechanized production.

▷ 2 teacher video choices: Compare Industrialization through Different Roles
Preview lesson: Compare Industrialization through Different Roles

Goal: Explain how role shapes emphasis in two accounts and identify evidence needed to test both.

Before this: Compare source perspective and separate an illustrative model from an authentic quotation.

Try together: Together evaluate whether a production increase disproves the worker’s account.

Supporting literacy connectionRH.9-10.6Grades 9–10
Subject-content alignment not yet verified
Open lesson →: Compare Industrialization through Different Roles
30 minutes

World History

Suggested grades 9–10 · Unit 2: Industry and Imperial Power

Evaluate an Imperialism Explanation

Evaluate a narrow economic explanation without erasing coercion or resistance.

▷ 2 teacher video choices: Evaluate an Imperialism Explanation
Preview lesson: Evaluate an Imperialism Explanation

Goal: Identify a claim’s useful contribution, two omissions and a more complete research question.

Before this: Distinguish a motive, a means and a consequence in an explanation.

Try together: Discuss the difference between explaining a stated motive and endorsing the action it motivated.

Supporting literacy connectionRH.9-10.8Grades 9–10
Subject-content alignment not yet verified
Open lesson →: Evaluate an Imperialism Explanation
30 minutes

World History

Suggested grades 9–10 · Unit 3: Conflict and International Institutions

Separate a Trigger from Conditions for War

Use a short World War I timeline without treating order as a complete explanation.

▷ 2 teacher video choices: Separate a Trigger from Conditions for War
Preview lesson: Separate a Trigger from Conditions for War

Goal: Distinguish trigger, prior condition and later event, then evaluate an overly simple causal account.

Before this: Read a timeline and evaluate multi-causal explanations.

Try together: Together explain why Germany’s August invasion cannot be the cause of the earlier June assassination in this proposed sequence.

Supporting literacy connectionRH.9-10.3Grades 9–10
Subject-content alignment not yet verified
Open lesson →: Separate a Trigger from Conditions for War
30 minutes

World History

Suggested grades 9–10 · Unit 3: Conflict and International Institutions

Read an Institution’s Founding Purpose Critically

Summarize the creation of the United Nations while distinguishing aspiration from historical evaluation.

▷ 2 teacher video choices: Read an Institution’s Founding Purpose Critically
Preview lesson: Read an Institution’s Founding Purpose Critically

Goal: Write an accurate summary of two founding dates and explain what the founding account can and cannot demonstrate.

Before this: Distinguish an intended purpose from an observed result; summarize a source accurately.

Try together: Discuss whether knowing an organization’s goal is useful even when it does not establish success.

Supporting literacy connectionRH.9-10.2Grades 9–10
Subject-content alignment not yet verified
Open lesson →: Read an Institution’s Founding Purpose Critically
30 minutes

United States History

Suggested grades 10–11 · Unit 1: Founding Arguments and Institutions

Read the Declaration as a Historical Argument

Analyze the Declaration’s argumentative sequence without treating it as a complete account of lived equality.

▷ 2 teacher video choices: Read the Declaration as a Historical Argument
Preview lesson: Read the Declaration as a Historical Argument

Goal: Connect two specific textual features to the Declaration’s purpose and identify a question requiring other evidence.

Before this: Identify a claim, supporting reasons and a source’s date.

Try together: Together distinguish “The document asserts a principle” from “The principle was equally realized for everyone.” What evidence differs?

Supporting literacy connectionRH.9-10.1Grades 9–10
Subject-content alignment not yet verified
Open lesson →: Read the Declaration as a Historical Argument
30 minutes

United States History

Suggested grades 10–11 · Unit 1: Founding Arguments and Institutions

Distinguish Constitutional Purpose and Structure

Compare a founding text’s purposes with the institutions it establishes.

▷ 2 teacher video choices: Distinguish Constitutional Purpose and Structure
Preview lesson: Distinguish Constitutional Purpose and Structure

Goal: Summarize the relation between the Preamble and Article I without treating an aim as proof of its fulfillment.

Before this: Distinguish an aim from a rule establishing an institution.

Try together: Discuss why “The Preamble names justice, so every action under the Constitution was just” does not follow.

Supporting literacy connectionRH.9-10.2Grades 9–10
Subject-content alignment not yet verified
Open lesson →: Distinguish Constitutional Purpose and Structure
30 minutes

United States History

Suggested grades 10–11 · Unit 2: Civil War and Reconstruction

Read the Scope of the Emancipation Proclamation

Use a primary document and contextual note to challenge an overbroad summary.

▷ 2 teacher video choices: Read the Scope of the Emancipation Proclamation
Preview lesson: Read the Scope of the Emancipation Proclamation

Goal: Evaluate a claim about the Proclamation by distinguishing its geographic scope, wartime context and later implementation.

Before this: Identify a document’s date, purpose and qualifying language.

Try together: Together explain why correcting the nationwide claim does not make the document historically insignificant.

Supporting literacy connectionRH.11-12.8Grades 11–12
Subject-content alignment not yet verified
Open lesson →: Read the Scope of the Emancipation Proclamation
30 minutes

United States History

Suggested grades 10–11 · Unit 2: Civil War and Reconstruction

Connect Reconstruction’s Text and Enforcement

Integrate the 14th Amendment’s language with a historical account of contested implementation.

▷ 2 teacher video choices: Connect Reconstruction’s Text and Enforcement
Preview lesson: Connect Reconstruction’s Text and Enforcement

Goal: Explain the relationship between a constitutional promise and an implementation struggle using two source contributions.

Before this: Distinguish a rule’s wording from evidence of its implementation.

Try together: Discuss what kind of evidence would be needed to evaluate enforcement in one community during a specified decade.

Supporting literacy connectionRH.11-12.9Grades 11–12
Subject-content alignment not yet verified
Open lesson →: Connect Reconstruction’s Text and Enforcement
30 minutes

United States History

Suggested grades 10–11 · Unit 3: Migration and Civil Rights

Evaluate Explanations of the Great Migration

Assess a one-cause explanation against an official historical overview and a clearly invented individual model.

▷ 2 teacher video choices: Evaluate Explanations of the Great Migration
Preview lesson: Evaluate Explanations of the Great Migration

Goal: Compare explanations for migration, identify their evidentiary limits and write a qualified multi-causal account.

Before this: Distinguish aggregate patterns from individual motives and evaluate competing explanations.

Try together: Together explain why finding one authentic wage-focused letter would not establish a universal motive.

Supporting literacy connectionRH.11-12.3Grades 11–12
Subject-content alignment not yet verified
Open lesson →: Evaluate Explanations of the Great Migration
30 minutes

United States History

Suggested grades 10–11 · Unit 3: Migration and Civil Rights

Distinguish a Civil Rights Law from Its Outcomes

Use the 1964 Civil Rights Act as a source for legal change without assuming all later outcomes.

▷ 2 teacher video choices: Distinguish a Civil Rights Law from Its Outcomes
Preview lesson: Distinguish a Civil Rights Law from Its Outcomes

Goal: Form a historical claim linking enactment and implementation and identify the evidence needed to assess it.

Before this: Analyze source purpose and distinguish enactment from enforcement.

Try together: Discuss why “A policy changed” and “Every experience changed immediately” are different historical claims.

Supporting literacy connectionRH.11-12.9Grades 11–12
Subject-content alignment not yet verified
Open lesson →: Distinguish a Civil Rights Law from Its Outcomes
30 minutes

Civics and Government

Suggested grades 11–12 · Unit 1: Constitutional Frameworks

Map Powers without Collapsing the Branches

Analyze how constitutional structure separates functions while linking institutions.

▷ 2 teacher video choices: Map Powers without Collapsing the Branches
Preview lesson: Map Powers without Collapsing the Branches

Goal: Explain three institutional roles and one connection using a structured source guide.

Before this: Distinguish an institutional provision from a statement of purpose.

Try together: Together evaluate “Checks mean every branch can do anything another branch can do.” Identify the conceptual error.

Supporting literacy connectionRH.11-12.5Grades 11–12
Subject-content alignment not yet verified
Open lesson →: Map Powers without Collapsing the Branches
30 minutes

Civics and Government

Suggested grades 11–12 · Unit 1: Constitutional Frameworks

Read Delegated and Reserved Powers

Clarify the relationship among granted authority, prohibitions and retained powers.

▷ 2 teacher video choices: Read Delegated and Reserved Powers
Preview lesson: Read Delegated and Reserved Powers

Goal: Explain the Tenth Amendment’s two conditions and evaluate a simplistic federalism claim.

Before this: Identify federal and state levels of government and distinguish a power from a right.

Try together: Discuss why deleting the phrase about powers prohibited to the states changes the paraphrase’s meaning.

Supporting literacy connectionRH.11-12.4Grades 11–12
Subject-content alignment not yet verified
Open lesson →: Read Delegated and Reserved Powers
30 minutes

Civics and Government

Suggested grades 11–12 · Unit 2: Rights and Representation

Distinguish a Rights Claim from a Complete Case

Use constitutional source language to formulate questions rather than leap to a legal verdict.

▷ 2 teacher video choices: Distinguish a Rights Claim from a Complete Case
Preview lesson: Distinguish a Rights Claim from a Complete Case

Goal: Connect two broad rights principles to hypothetical questions and identify missing facts.

Before this: Locate a relevant clause and distinguish a general principle from a case-specific conclusion.

Try together: Together compare “This raises a question about procedure” with “This proves a constitutional violation.” Identify the difference in evidentiary burden.

Supporting literacy connectionRH.11-12.1Grades 11–12
Subject-content alignment not yet verified
Open lesson →: Distinguish a Rights Claim from a Complete Case
30 minutes

Civics and Government

Suggested grades 11–12 · Unit 2: Rights and Representation

Compare Representation in Two Election Models

Examine how different procedures can answer different representation questions.

▷ 2 teacher video choices: Compare Representation in Two Election Models
Preview lesson: Compare Representation in Two Election Models

Goal: Apply two explicitly hypothetical voting rules and explain one tradeoff using the same ballot data.

Before this: Compare counts and percentages; distinguish a model from current election law.

Try together: Together explain why “A won 42%, so 58%must prefer B” is not supported by the first-preference table.

Supporting literacy connectionRH.11-12.7Grades 11–12
Subject-content alignment not yet verified
Open lesson →: Compare Representation in Two Election Models
30 minutes

Civics and Government

Suggested grades 11–12 · Unit 3: Policy and Participation

Weigh a Public Budget Tradeoff

Defend a fictional budget choice while representing its strongest alternative fairly.

▷ 2 teacher video choices: Weigh a Public Budget Tradeoff
Preview lesson: Weigh a Public Budget Tradeoff

Goal: Write a policy argument using accurate costs, a criterion, a counterclaim and an uncertainty.

Before this: Calculate totals and compare opportunity costs; state a goal before choosing.

Try together: Together evaluate “50 is greater than 20, therefore the shelter has no public value.” Identify both the measurement and value error.

Supporting literacy connectionWHST.11-12.1.bGrades 11–12
Subject-content alignment not yet verified
Open lesson →: Weigh a Public Budget Tradeoff
30 minutes

Civics and Government

Suggested grades 11–12 · Unit 3: Policy and Participation

Draft a Constructive Public Comment

Write a classroom policy comment that connects a precise request to evidence and authority.

▷ 2 teacher video choices: Draft a Constructive Public Comment
Preview lesson: Draft a Constructive Public Comment

Goal: Draft a logically organized public comment with a limited claim, counterclaim and feasible requested action.

Before this: State a policy claim, distinguish evidence from preference and acknowledge an alternative.

Try together: Together revise the transport demand so its requested action matches the council’s stated authority.

Supporting literacy connectionWHST.11-12.1.aGrades 11–12
Subject-content alignment not yet verified
Open lesson →: Draft a Constructive Public Comment
30 minutes

Economics and Personal Finance

Suggested grades 11–12 · Unit 1: Scarcity and Market Models

Identify Opportunity Cost in a Production Choice

Use a fictional production schedule to distinguish total cost from a forgone alternative.

▷ 2 teacher video choices: Identify Opportunity Cost in a Production Choice
Preview lesson: Identify Opportunity Cost in a Production Choice

Goal: Calculate a constant opportunity cost and explain its dependence on the model’s assumptions.

Before this: Calculate totals and compare alternatives under a fixed constraint.

Try together: Together evaluate the proposed combination 5 stands and 4 trays. Calculate its resource use before judging feasibility.

Supporting literacy connectionRH.11-12.7Grades 11–12
Subject-content alignment not yet verified
Open lesson →: Identify Opportunity Cost in a Production Choice
30 minutes

Economics and Personal Finance

Suggested grades 11–12 · Unit 1: Scarcity and Market Models

Read a Supply-and-Demand Schedule

Compare quantities within a hypothetical market without treating a table as a universal forecast.

▷ 2 teacher video choices: Read a Supply-and-Demand Schedule
Preview lesson: Read a Supply-and-Demand Schedule

Goal: Identify a model equilibrium, explain surplus and shortage at two prices and analyze a stated demand change.

Before this: Read tables and distinguish quantity from price.

Try together: Together discuss why interpolating an exact price would require an additional assumption about the relationship between listed points.

Supporting literacy connectionRH.11-12.7Grades 11–12
Subject-content alignment not yet verified
Open lesson →: Read a Supply-and-Demand Schedule
30 minutes

Economics and Personal Finance

Suggested grades 11–12 · Unit 2: Income and Borrowing Models

Build a Budget from a Fictional Pay Stub

Use supplied earnings and deductions rather than personal financial information.

▷ 2 teacher video choices: Build a Budget from a Fictional Pay Stub
Preview lesson: Build a Budget from a Fictional Pay Stub

Goal: Calculate net income and revise an overallocated fictional budget while explaining the tradeoff.

Before this: Subtract amounts with units and distinguish a plan from an actual record.

Try together: Together evaluate “The budget has 150 left because gross income is 1,200.” Identify the omitted deductions and recalculate.

Supporting literacy connectionWHST.11-12.2.aGrades 11–12
Subject-content alignment not yet verified
Open lesson →: Build a Budget from a Fictional Pay Stub
30 minutes

Economics and Personal Finance

Suggested grades 11–12 · Unit 2: Income and Borrowing Models

Compare Interest and Fees under Stated Assumptions

Compare two hypothetical cost models without substituting a low advertised rate for total cost.

▷ 2 teacher video choices: Compare Interest and Fees under Stated Assumptions
Preview lesson: Compare Interest and Fees under Stated Assumptions

Goal: Calculate two-year simple and annual-compound totals and explain how a fixed fee changes the comparison.

Before this: Calculate percentages and distinguish an assumption from a quoted real-world offer.

Try together: Together compare A without its fee to B. Explain which part of the original ranking changes and why.

Supporting literacy connectionRH.11-12.7Grades 11–12
Subject-content alignment not yet verified
Open lesson →: Compare Interest and Fees under Stated Assumptions
30 minutes

Economics and Personal Finance

Suggested grades 11–12 · Unit 3: Risk and Financial Information

Test a Diversification Claim with Scenarios

Use original hypothetical outcomes to examine the limits of a risk-reduction claim.

▷ 2 teacher video choices: Test a Diversification Claim with Scenarios
Preview lesson: Test a Diversification Claim with Scenarios

Goal: Calculate two mixed outcomes and explain why diversification does not guarantee no loss.

Before this: Calculate percentage changes and weighted totals; distinguish a scenario from a forecast.

Try together: Together evaluate whether the two scenarios prove that a 50/50 split is always optimal.

Supporting literacy connectionRH.11-12.8Grades 11–12
Subject-content alignment not yet verified
Open lesson →: Test a Diversification Claim with Scenarios
30 minutes

Economics and Personal Finance

Suggested grades 11–12 · Unit 3: Risk and Financial Information

Evaluate a Guaranteed-Return Promotion

Analyze a fictional financial promotion as a reading problem, without responding to it.

▷ 2 teacher video choices: Evaluate a Guaranteed-Return Promotion
Preview lesson: Evaluate a Guaranteed-Return Promotion

Goal: Evaluate three promotional supports, identify missing evidence and draft a verification checklist.

Before this: Evaluate evidence relevance and distinguish a testimonial from an independently verified result.

Try together: Together evaluate “The photo is genuine, so the return claim is genuine.” Identify the unsupported link.

Supporting literacy connectionRH.11-12.8Grades 11–12
Subject-content alignment not yet verified
Open lesson →: Evaluate a Guaranteed-Return Promotion
35 minutes

Visual Arts

Suggested grades 9–12 · Unit 1: Composition and Space

Make a Focal Point With Value

Design and compare two original composition thumbnails using contrast rather than extra decoration.

▷ 2 teacher video choices: Make a Focal Point With Value
Preview lesson: Make a Focal Point With Value

Goal: Produce two thumbnails and justify a focal hierarchy with three specific visual observations.

Before this: Recognize light, middle and dark values.

Try together: Together compare the two thumbnails and name one competing contrast. Ask a clarifying question before offering a change.

Supporting literacy connectionSL.9-10.1Grades 9–10
Subject-content alignment not yet verified
Open lesson →: Make a Focal Point With Value
40 minutes

Visual Arts

Suggested grades 9–12 · Unit 1: Composition and Space

Build and Question a One-Point Space

Construct an original gallery interior and explain which lines follow the perspective model.

▷ 2 teacher video choices: Build and Question a One-Point Space
Preview lesson: Build and Question a One-Point Space

Goal: Draw a gallery with a horizon, vanishing point and three correctly directed depth edges.

Before this: Identify horizontal, vertical and diagonal lines.

Try together: Together mark depth-direction edges with one symbol and front-facing edges with another. Explain the classification before correcting any line.

Supporting literacy connectionSL.9-10.1Grades 9–10
Subject-content alignment not yet verified
Open lesson →: Build and Question a One-Point Space
35 minutes

Visual Arts

Suggested grades 9–12 · Unit 2: Meaning and Accessible Design

Tell a Story Without Explaining Every Detail

Use an original three-panel sequence to test how visual evidence supports different readings.

▷ 2 teacher video choices: Tell a Story Without Explaining Every Detail
Preview lesson: Tell a Story Without Explaining Every Detail

Goal: Create a sequence with a repeated motif and justify two possible interpretations using panel details.

Before this: Describe shapes, scale and arrangement.

Try together: Together compare one interpretation based on a visible feature with one based only on an invented event outside the panels.

Supporting literacy connectionSL.9-10.1Grades 9–10
Subject-content alignment not yet verified
Open lesson →: Tell a Story Without Explaining Every Detail
40 minutes

Visual Arts

Suggested grades 9–12 · Unit 2: Meaning and Accessible Design

Make a Message Readable in More Than One Way

Design a paper wayfinding system using labels, shapes and contrast rather than color alone.

▷ 2 teacher video choices: Make a Message Readable in More Than One Way
Preview lesson: Make a Message Readable in More Than One Way

Goal: Create two route signs and evaluate them against three stated communication criteria.

Before this: Recognize a legend and directional arrow.

Try together: Together audit a proposed sign “B □ Workshop ←” against the three criteria and ask what a first-time visitor might still need.

Supporting literacy connectionSL.11-12.1Grades 11–12
Subject-content alignment not yet verified
Open lesson →: Make a Message Readable in More Than One Way
35 minutes

Visual Arts

Suggested grades 9–12 · Unit 3: Critique and Curation

Separate Observation From an Art Claim

Practice a structured critique of an original still-life plan and revise a claim after considering alternatives.

▷ 2 teacher video choices: Separate Observation From an Art Claim
Preview lesson: Separate Observation From an Art Claim

Goal: Support an interpretation with three visual details and distinguish descriptive, interpretive and evaluative statements.

Before this: Describe line, value, space and composition.

Try together: Together sort “a crack appears,” “the scene suggests fragility” and “the sparse arrangement serves the intended mood” into observation, interpretation and criterion-based evaluation.

Supporting literacy connectionSL.11-12.1Grades 11–12
Subject-content alignment not yet verified
Open lesson →: Separate Observation From an Art Claim
40 minutes

Visual Arts

Suggested grades 9–12 · Unit 3: Critique and Curation

Curate a Small Exhibition With a Claim

Select and sequence original works to support a curatorial argument rather than merely display everything.

▷ 2 teacher video choices: Curate a Small Exhibition With a Claim
Preview lesson: Curate a Small Exhibition With a Claim

Goal: Produce a three-work exhibition plan and a revised statement supported by evidence from each selection.

Before this: Understand composition, critique and revision.

Try together: Together compare two possible orders and explain what each makes viewers notice before and after a work.

Supporting literacy connectionSL.11-12.1Grades 11–12
Subject-content alignment not yet verified
Open lesson →: Curate a Small Exhibition With a Claim
35 minutes

Music

Suggested grades 9–12 · Unit 1: Rhythm and Melodic Design

Make a Rhythm That Fits and Surprises

Audit original duration patterns and distinguish meter from surface rhythm.

▷ 2 teacher video choices: Make a Rhythm That Fits and Surprises
Preview lesson: Make a Rhythm That Fits and Surprises

Goal: Create a two-measure 4/4 rhythm and justify one accent choice using a beat grid.

Before this: Count four equal pulses and add halves.

Try together: Together repair a draft measure with durations 1, 1, 1/2, 2 while preserving at least three original events.

Supporting literacy connectionSL.9-10.1Grades 9–10
Subject-content alignment not yet verified
Open lesson →: Make a Rhythm That Fits and Surprises
40 minutes

Music

Suggested grades 9–12 · Unit 1: Rhythm and Melodic Design

Move a Melody Without Losing Its Shape

Use an original pitch sequence to distinguish contour from interval size and absolute pitch.

▷ 2 teacher video choices: Move a Melody Without Losing Its Shape
Preview lesson: Move a Melody Without Losing Its Shape

Goal: Transpose a short motif by a fixed semitone amount and explain what changes and what remains.

Before this: Read letter-name pitches and signed differences.

Try together: Together compare the original with 0, 1, 4, 3, 1, 0: it has a similar up/up/down/down/down contour but different interval sizes.

Supporting literacy connectionSL.9-10.1Grades 9–10
Subject-content alignment not yet verified
Open lesson →: Move a Melody Without Losing Its Shape
35 minutes

Music

Suggested grades 9–12 · Unit 2: Harmony and Form

Support a Melody With a Chord Plan

Analyze a simple tonal model without treating one progression as a universal rule for all music.

▷ 2 teacher video choices: Support a Melody With a Chord Plan
Preview lesson: Support a Melody With a Chord Plan

Goal: Match chord tones to a supplied melody and justify two harmonic decisions.

Before this: Recognize the C-major pitch set.

Try together: Together find two possible supporting chords for the final C and compare the resulting sense of continuation or return within this model.

Supporting literacy connectionSL.9-10.1Grades 9–10
Subject-content alignment not yet verified
Open lesson →: Support a Melody With a Chord Plan
40 minutes

Music

Suggested grades 9–12 · Unit 2: Harmony and Form

Make Contrast That Still Belongs

Create an ABA paper composition using a clear motif transformation.

▷ 2 teacher video choices: Make Contrast That Still Belongs
Preview lesson: Make Contrast That Still Belongs

Goal: Plan an ABA structure and demonstrate two transformations while preserving an identifiable motif relationship.

Before this: Identify repetition and contrast in a pattern.

Try together: Together verify that B’s durations sum to four and identify which relationships are preserved versus changed.

Supporting literacy connectionSL.11-12.1Grades 11–12
Subject-content alignment not yet verified
Open lesson →: Make Contrast That Still Belongs
35 minutes

Music

Suggested grades 9–12 · Unit 3: Arrangement and Interpretation

Arrange the Same Material Three Ways

Use role and density plans to distinguish musical texture without needing instruments.

▷ 2 teacher video choices: Arrange the Same Material Three Ways
Preview lesson: Arrange the Same Material Three Ways

Goal: Create two arrangements of one motif and justify role, register and density choices for an audience.

Before this: Distinguish melody from accompaniment.

Try together: Together revise a chart where every layer enters simultaneously and obscures the intended main line; propose one temporal or register change.

Supporting literacy connectionSL.11-12.1Grades 11–12
Subject-content alignment not yet verified
Open lesson →: Arrange the Same Material Three Ways
40 minutes

Music

Suggested grades 9–12 · Unit 3: Arrangement and Interpretation

Revise an Interpretation With Evidence

Plan expressive choices and a rehearsal comparison without judging performers’ identities or requiring performance.

▷ 2 teacher video choices: Revise an Interpretation With Evidence
Preview lesson: Revise an Interpretation With Evidence

Goal: Produce a marked score and an evidence-based revision plan with a clear comparison criterion.

Before this: Read a simple motif, duration pattern and section plan.

Try together: Together replace “B is better because it sounds professional” with a claim tied to a specific phrase boundary or emphasis.

Supporting literacy connectionSL.11-12.1Grades 11–12
Subject-content alignment not yet verified
Open lesson →: Revise an Interpretation With Evidence
35 minutes

Health and Physical Education

Suggested grades 9–12 · Unit 1: Claims and Inclusive Planning

Audit a Wellness Advertisement

Separate a marketing claim from the evidence needed to evaluate it.

▷ 2 teacher video choices: Audit a Wellness Advertisement
Preview lesson: Audit a Wellness Advertisement

Goal: Identify three missing evidence details and rewrite a claim without inventing a health outcome.

Before this: Distinguish a testimonial from a comparison study.

Try together: Together explain why “nine people said so” is different from a measured comparison that can help test a causal claim.

Supporting literacy connectionSL.9-10.1Grades 9–10
Subject-content alignment not yet verified
Open lesson →: Audit a Wellness Advertisement
40 minutes

Health and Physical Education

Suggested grades 9–12 · Unit 1: Claims and Inclusive Planning

Plan Participation Without Ranking Bodies

Design a fictional activity session with equivalent roles and choices.

▷ 2 teacher video choices: Plan Participation Without Ranking Bodies
Preview lesson: Plan Participation Without Ranking Bodies

Goal: Produce a plan meeting four participation constraints and justify two inclusive adaptations.

Before this: Read a timetable and distinguish a goal from a required movement.

Try together: Together check the schedule against all four constraints and identify whether any role unintentionally requires public personal disclosure.

Supporting literacy connectionSL.9-10.1Grades 9–10
Subject-content alignment not yet verified
Open lesson →: Plan Participation Without Ranking Bodies
35 minutes

Health and Physical Education

Suggested grades 9–12 · Unit 2: Feedback and Teamwork

Give Feedback About an Action, Not a Person

Use supplied observations to make a skill-feedback plan without requiring physical performance.

▷ 2 teacher video choices: Give Feedback About an Action, Not a Person
Preview lesson: Give Feedback About an Action, Not a Person

Goal: Write two specific feedback statements and a fair comparison plan using observable task criteria.

Before this: Distinguish observation from a personal judgment.

Try together: Together rewrite “Try harder; everyone else can do it” as a neutral, specific cue with a choice of paper analysis or optional movement.

Supporting literacy connectionSL.9-10.1Grades 9–10
Subject-content alignment not yet verified
Open lesson →: Give Feedback About an Action, Not a Person
40 minutes

Health and Physical Education

Suggested grades 9–12 · Unit 2: Feedback and Teamwork

Repair a Team Conversation

Practice boundaries, listening and a concrete agreement in a fictional cooperative task.

▷ 2 teacher video choices: Repair a Team Conversation
Preview lesson: Repair a Team Conversation

Goal: Write and revise a dialogue that identifies a problem, paraphrases two perspectives and reaches a testable agreement.

Before this: Recognize respectful language and turn-taking.

Try together: Together paraphrase the quiet member’s request without turning it into “does not want to help.” Ask whether the paraphrase is accurate.

Supporting literacy connectionSL.11-12.1Grades 11–12
Subject-content alignment not yet verified
Open lesson →: Repair a Team Conversation
35 minutes

Health and Physical Education

Suggested grades 9–12 · Unit 3: Health Literacy and Support

Read a Serving Statement Precisely

Use a fictional food label to separate package arithmetic from individualized dietary judgments.

▷ 2 teacher video choices: Read a Serving Statement Precisely
Preview lesson: Read a Serving Statement Precisely

Goal: Calculate quantities per container and partial serving and explain two limits of a label-only conclusion.

Before this: Multiply decimals and distinguish a serving from a container.

Try together: Together compare “8 g added sugar per serving” with “20 g added sugar per container” and explain why they are compatible rather than contradictory.

Supporting literacy connectionSL.11-12.1Grades 11–12
Subject-content alignment not yet verified
Open lesson →: Read a Serving Statement Precisely
40 minutes

Health and Physical Education

Suggested grades 9–12 · Unit 3: Health Literacy and Support

Plan a Respectful Request for Support

Design a fictional help-seeking communication plan while protecting privacy and avoiding diagnosis.

▷ 2 teacher video choices: Plan a Respectful Request for Support
Preview lesson: Plan a Respectful Request for Support

Goal: Write a concise support request and distinguish a trusted role, a practical next step and a privacy boundary.

Before this: Recognize that support roles and availability differ among communities.

Try together: Together compare a practical peer response, “Would you like help listing the tasks or choosing an adult to ask?” with an unsupported diagnosis. Explain the difference.

Supporting literacy connectionSL.11-12.1Grades 11–12
Subject-content alignment not yet verified
Open lesson →: Plan a Respectful Request for Support
35 minutes

Computer Science and Digital Literacy

Suggested grades 9–12 · Unit 1: Algorithms and decision logic

Trace an Algorithm with an Exception

Follow a written loop precisely and test ordinary, empty and invalid inputs.

▷ 2 teacher video choices: Trace an Algorithm with an Exception
Preview lesson: Trace an Algorithm with an Exception

Goal: Produce a correct trace table and locate a reset bug in a list-processing procedure.

Before this: Basic arithmetic Reading a table

Try together: Trace[−1,2,2,−3,7] and explain each unchanged state.

Supporting literacy connectionRST.9-10.3Grades 9–10
Subject-content alignment not yet verified
Open lesson →: Trace an Algorithm with an Exception
35 minutes

Computer Science and Digital Literacy

Suggested grades 9–12 · Unit 1: Algorithms and decision logic

Translate a Rule into Boolean Logic

Make grouping explicit and test boundary combinations in a fictional access rule.

▷ 2 teacher video choices: Translate a Rule into Boolean Logic
Preview lesson: Translate a Rule into Boolean Logic

Goal: Build a truth table and show how two different groupings change a rule’s result.

Before this: True and false values Reading conditions

Try together: Complete outputs for O=true with(C,P)=(false,false),(false,true),(true,false),(true,true).

Supporting literacy connectionRST.9-10.7Grades 9–10
Subject-content alignment not yet verified
Open lesson →: Translate a Rule into Boolean Logic
35 minutes

Computer Science and Digital Literacy

Suggested grades 9–12 · Unit 2: Data quality and representation

Data Cleaning with a Decision Log

Preserve missingness and document transformations in a fictional data table.

▷ 2 teacher video choices: Data Cleaning with a Decision Log
Preview lesson: Data Cleaning with a Decision Log

Goal: Apply stated cleaning rules and write a reproducible technical report distinguishing missing from zero.

Before this: Tables Mean calculation

Try together: Apply the same rules to 7,“8 min”,blank,−2 and 0. Write the cleaned values and status labels.

Supporting literacy connectionWHST.9-10.2Grades 9–10
Subject-content alignment not yet verified
Open lesson →: Data Cleaning with a Decision Log
35 minutes

Computer Science and Digital Literacy

Suggested grades 9–12 · Unit 2: Data quality and representation

Binary Values and Run-Length Encoding

Follow two explicit representations and check whether compression actually saves space.

▷ 2 teacher video choices: Binary Values and Run-Length Encoding
Preview lesson: Binary Values and Run-Length Encoding

Goal: Encode and decode a short binary sequence and justify its storage comparison under a stated format.

Before this: Place value Counting repeated symbols

Try together: Encode 111100 and decode 0:2;1:1;0:3. Convert binary 1100 to decimal.

Supporting literacy connectionRST.9-10.3Grades 9–10
Subject-content alignment not yet verified
Open lesson →: Binary Values and Run-Length Encoding
35 minutes

Computer Science and Digital Literacy

Suggested grades 9–12 · Unit 3: Digital evidence and privacy decisions

Evaluate a Classifier’s Accuracy Claim

Read a fictional technical report and distinguish a narrow test result from a universal guarantee.

▷ 2 teacher video choices: Evaluate a Classifier’s Accuracy Claim
Preview lesson: Evaluate a Classifier’s Accuracy Claim

Goal: Assess claim support and write a justified revision using test-method details.

Before this: Percentages Claims and evidence

Try together: Assess a second fictional claim:“It works equally well on every layout,”supported only by 20 tests using one layout. Name the gap.

Supporting literacy connectionRST.9-10.8Grades 9–10
Subject-content alignment not yet verified
Open lesson →: Evaluate a Classifier’s Accuracy Claim
40 minutes

Computer Science and Digital Literacy

Suggested grades 9–12 · Unit 3: Digital evidence and privacy decisions

Privacy by Minimizing a Fictional Data Form

Compare stakeholder needs and reduce unnecessary collection before designing a form.

▷ 2 teacher video choices: Privacy by Minimizing a Fictional Data Form
Preview lesson: Privacy by Minimizing a Fictional Data Form

Goal: Produce a minimal-data design and synthesize a discussion’s conflicting claims and unresolved questions.

Before this: Data fields Purpose and evidence Discussion norms

Try together: Discuss whether a public attendance list is necessary to send private schedule updates. Record one viewpoint and an evidence-based response.

Supporting literacy connectionSL.11-12.1.dGrades 11–12
Subject-content alignment not yet verified
Open lesson →: Privacy by Minimizing a Fictional Data Form
30 minutes

Spanish I

Suggested grades 9–12 · Unit 1: Familiar Exchanges and Messages

Meet a Partner and Keep the Exchange Going

Ask and answer familiar questions, then request clarification instead of guessing.

▷ 3 teacher video choices: Meet a Partner and Keep the Exchange Going
Preview lesson: Meet a Partner and Keep the Exchange Going

Goal: Complete an exchange of at least four turns with two questions, two relevant responses and one clarification phrase.

Before this: Read the phrase bank aloud with a teacher or partner.

Try together: With the bank visible, practice one name exchange and one preference exchange. Change the fictional name on the second attempt.

Subject-content contributionInterpersonal CommunicationAll learner levels · selected introductory task
Open lesson →: Meet a Partner and Keep the Exchange Going
30 minutes

Spanish I

Suggested grades 9–12 · Unit 1: Familiar Exchanges and Messages

Read a Club Schedule

Use time, place and purpose clues to interpret an original Spanish notice.

▷ 3 teacher video choices: Read a Club Schedule
Preview lesson: Read a Club Schedule

Goal: Identify a meeting’s day, time and place and cite the words that establish each detail.

Before this: Recognize basic weekdays and numbers using the supplied bank.

Try together: Together answer what participants should bring and when the meeting ends. Point to the Spanish phrase for each answer.

Subject-content contributionInterpretive CommunicationAll learner levels · selected introductory task
Open lesson →: Read a Club Schedule
30 minutes

Spanish I

Suggested grades 9–12 · Unit 2: Describe and Make a Choice

Describe a Study Space for a Visitor

Select understandable sentences that distinguish what exists from where it is.

▷ 3 teacher video choices: Describe a Study Space for a Visitor
Preview lesson: Describe a Study Space for a Visitor

Goal: Present five short sentences identifying objects and their locations for a visitor.

Before this: Recognize singular and plural nouns and basic numbers.

Try together: Together describe a second simple plan: one book on a chair beside a table. Write an existence sentence and a location sentence.

Subject-content contributionPresentational CommunicationAll learner levels · selected introductory task
Open lesson →: Describe a Study Space for a Visitor
30 minutes

Spanish I

Suggested grades 9–12 · Unit 2: Describe and Make a Choice

Make a Choice at a Fictional Café

Ask about an option, clarify a price and respond to a partner’s information.

▷ 3 teacher video choices: Make a Choice at a Fictional Café
Preview lesson: Make a Choice at a Fictional Café

Goal: Complete a short exchange that selects two items within a fictional budget and confirms a detail.

Before this: Use basic numbers through ten and a familiar question pattern.

Try together: Together choose water and fruit, ask for their total and confirm that five euros fits the budget.

Subject-content contributionInterpersonal CommunicationAll learner levels · selected introductory task
Open lesson →: Make a Choice at a Fictional Café
30 minutes

Spanish I

Suggested grades 9–12 · Unit 3: Plans and Short Presentations

Read a Weather-Related Change of Plan

Interpret the whole message before deciding where and when to meet.

▷ 3 teacher video choices: Read a Weather-Related Change of Plan
Preview lesson: Read a Weather-Related Change of Plan

Goal: Identify an original plan, its revision and the stated reason using evidence in a short Spanish message.

Before this: Recognize common time and place phrases.

Try together: Together identify the item to bring and the revised location. Quote or point to the two Spanish phrases.

Subject-content contributionInterpretive CommunicationAll learner levels · selected introductory task
Open lesson →: Read a Weather-Related Change of Plan
30 minutes

Spanish I

Suggested grades 9–12 · Unit 3: Plans and Short Presentations

Create a Clear Club Invitation

Organize a short Spanish message around the information an audience needs.

▷ 3 teacher video choices: Create a Clear Club Invitation
Preview lesson: Create a Clear Club Invitation

Goal: Produce a six-sentence invitation with purpose, day, time, place and one instruction.

Before this: Use familiar day, time, location and preference phrases.

Try together: Together turn “reading club, Tuesday, five, library, bring a book” into two or three supported Spanish sentences using familiar vocabulary.

Subject-content contributionPresentational CommunicationAll learner levels · selected introductory task
Open lesson →: Create a Clear Club Invitation
30 minutes

Spanish II

Suggested grades 10–12 · Unit 1: Negotiate and Interpret Details

Negotiate a Meeting Plan

Use a hidden availability card to propose, clarify and confirm a workable plan.

▷ 3 teacher video choices: Negotiate a Meeting Plan
Preview lesson: Negotiate a Meeting Plan

Goal: Complete a six-turn exchange that resolves a scheduling conflict and confirms agreed details.

Before this: Use present-tense schedule phrases and ask for repetition.

Try together: Together test whether Thursday at four works for both cards and explain the conflict using the phrase bank.

Subject-content contributionInterpersonal CommunicationAll learner levels · selected introductory task
Open lesson →: Negotiate a Meeting Plan
30 minutes

Spanish II

Suggested grades 10–12 · Unit 1: Negotiate and Interpret Details

Compare Two Event Messages

Separate an actual change from an unstated inference when reading related notices.

▷ 3 teacher video choices: Compare Two Event Messages
Preview lesson: Compare Two Event Messages

Goal: Compare two Spanish notices, identify three changes and explain what remains uncertain.

Before this: Interpret familiar schedule notices and negative statements.

Try together: Together identify the cause of the update and the evidence that admission remains free. Use Spanish words from B.

Subject-content contributionInterpretive CommunicationAll learner levels · selected introductory task
Open lesson →: Compare Two Event Messages
30 minutes

Spanish II

Suggested grades 10–12 · Unit 2: Past Events and Connected Messages

Interpret a Short Past-Event Account

Track who did what and when using selected past-tense clues in an original account.

▷ 3 teacher video choices: Interpret a Short Past-Event Account
Preview lesson: Interpret a Short Past-Event Account

Goal: Sequence four events and distinguish an explicit cause from a reasonable but unstated inference.

Before this: Recognize familiar classroom verbs and the supplied past-tense bank.

Try together: Together make four event cards and place leaving after the reading/writing work. Identify the word that states why they left.

Subject-content contributionInterpretive CommunicationAll learner levels · selected introductory task
Open lesson →: Interpret a Short Past-Event Account
30 minutes

Spanish II

Suggested grades 10–12 · Unit 2: Past Events and Connected Messages

Tell a Short Past Experience

Organize a brief account with selected past-tense forms and a meaningful conclusion.

▷ 3 teacher video choices: Tell a Short Past Experience
Preview lesson: Tell a Short Past Experience

Goal: Present six connected sentences about a fictional event, including sequence, two actions, a reason and a reflection.

Before this: Use the supplied preterite forms and common sequence words.

Try together: Together create an opening and two action sentences from the facts. Decide where a sequence word would help a listener.

Subject-content contributionPresentational CommunicationAll learner levels · selected introductory task
Open lesson →: Tell a Short Past Experience
30 minutes

Spanish II

Suggested grades 10–12 · Unit 3: Explain, Clarify and Revise

Clarify Directions and a Practical Need

Use questions and repair to resolve an ambiguous route in a fictional campus.

▷ 3 teacher video choices: Clarify Directions and a Practical Need
Preview lesson: Clarify Directions and a Practical Need

Goal: Complete an exchange that clarifies two route details and confirms the destination before giving directions.

Before this: Use familiar location phrases and ask for clarification.

Try together: Together identify the direction for the art room and formulate a question distinguishing it from the library.

Subject-content contributionInterpersonal CommunicationAll learner levels · selected introductory task
Open lesson →: Clarify Directions and a Practical Need
30 minutes

Spanish II

Suggested grades 10–12 · Unit 3: Explain, Clarify and Revise

Present and Revise a Club Proposal

Use reasons and audience feedback to improve a connected Spanish message.

▷ 3 teacher video choices: Present and Revise a Club Proposal
Preview lesson: Present and Revise a Club Proposal

Goal: Present an eight-sentence proposal with two reasons, one tradeoff and a revision based on a peer question.

Before this: Connect familiar sentences using porque, pero and sequence phrases.

Try together: Together construct two reasons for the poster workshop, then add a sentence acknowledging its materials need.

Subject-content contributionPresentational CommunicationAll learner levels · selected introductory task
Open lesson →: Present and Revise a Club Proposal

Earlier high school starter lessons with teacher video choices →